Funding for this research was provided by:
National Natural Science Foundation of China (41771293)
Key Laboratory of Sichuan Province (KLCAS-2017-3)
13th five-year information plan of Chinese Academy of Sciences (XXH13503-03-106)
Ministry of Education, Youth and Sports of the Czech Republic (LM2015075, EF16_013/0001782)
Text and Data Mining valid from 2019-01-02
Received: 6 July 2018
Accepted: 6 December 2018
First Online: 2 January 2019
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: No human or animal participants were involved in this study.
: Informed consent rules were not applicable to this research because no human participants were involved.